OpenAI's new Spark model codes 15x faster than GPT-5.3-Codex - but there's a catch ...

Spark, a lightweight real-time coding model powered by Cerebras hardware and optimized for ultra-low latency performance.

The company says its latest model’s agentic skills also apply to a broader set of knowledge work such as presentations and ...

Last week, The Midas Project claimed OpenAI failed to implement legally required safeguards for models classified as high ...

Anthropic, one of OpenAI's chief rivals, also released a new coding model today, Claude Opus 4.6. Earlier this week, OpenAI ...

ChatGPT Pro subscribers can try the ultra-low-latency model by updating to the latest versions of the Codex app, CLI, and VS Code extension. OpenAI is also making Codex-Spark available via the API to ...

GPT‑5.3‑Codex‑Spark releases with ultra-fast coding and 128k context window, redefining interactive development for ChatGPT ...

OpenAI has introduced GPT-5.3-Codex on 5 February 2026, positioning the release as a major step towards agentic coding ...

Today, OpenAI announced GPT-5.3-Codex, a new version of its frontier coding model that will be available via the command line, IDE extension, web interface, and the new macOS desktop app. (No API ...

OpenAI has launched GPT-5.3-Codex-Spark, a lightweight real-time coding model that promises faster output, lower latency, and ...

OpenAI launched GPT-5.3-Codex as Anthropic released Claude Opus 4.6 in a simultaneous drop that kicks off the AI coding wars, with benchmark claims, enterprise agent ambitions, and cybersecurity ...

OpenAI has outlined an ambitious vision for the future of artificial intelligence (AI), focusing on the development of GPT-4.5, ChatGPT-5, and an innovative unified AI model. This unified approach ...